220886 has 8 divisors (see below), whose sum is σ = 333720. Its totient is φ = 109648.

The previous prime is 220879. The next prime is 220889. The reversal of 220886 is 688022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220889) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50 + ... + 666.

It is an arithmetic number, because the mean of its divisors is an integer number (41715).

2²²⁰⁸⁸⁶ is an apocalyptic number.

220886 is a deficient number, since it is larger than the sum of its proper divisors (112834).

220886 is a wasteful number, since it uses less digits than its factorization.

220886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798.

The product of its (nonzero) digits is 1536, while the sum is 26.

The square root of 220886 is about 469.9851061470. The cubic root of 220886 is about 60.4490384320.

The spelling of 220886 in words is "two hundred twenty thousand, eight hundred eighty-six".